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Subjects
- Colonoscopy -- adverse effects[remove]3
- United States3
- Intestinal Perforation -- etiology2
- Pennsylvania2
- Colon -- injuries1
- Colonic Neoplasms -- diagnosis1
- Colonoscopy -- methods1
- Incidence1
- Intestinal Perforation -- epidemiology1
- Intestinal Perforation -- prevention & control1
- Medical Errors -- statistics & numerical data1
- Risk Factors1
- Splenic Rupture -- etiology1